CN211206186U - Concrete sulfate erosion dry-wet cycle testing machine - Google Patents
Concrete sulfate erosion dry-wet cycle testing machine Download PDFInfo
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- CN211206186U CN211206186U CN201922044237.0U CN201922044237U CN211206186U CN 211206186 U CN211206186 U CN 211206186U CN 201922044237 U CN201922044237 U CN 201922044237U CN 211206186 U CN211206186 U CN 211206186U
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- belt pulley
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- board
- pipe
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- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title claims abstract description 29
- 238000012360 testing method Methods 0.000 title claims abstract description 24
- 230000003628 erosive effect Effects 0.000 title abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000005485 electric heating Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a concrete sulfate erosion dry-wet cycle testing machine, including casing, side door, observation window, handle, fixed frame, fixed pipe, air-blower, electric heat silk screen, intake pipe, heating pipe, tuyere, backup pad, driving motor, first belt pulley, second belt pulley, belt, through-hole, screw rod, movable block, electrical heating board, temperature and humidity sensor, solution tank, baffle, fluid-discharge tube, place net, connecting rod and place the board. The utility model discloses rational in infrastructure, it rotates to drive first belt pulley through driving motor, first belt pulley passes through the belt and drives two second belt pulleys and rotate, two second belt pulleys drive two screw rods respectively and rotate, two screw rods drive two threaded connection's movable block and move down in step, two movable blocks pass through the connecting rod and drive the concrete block of placing the board and placing the board top and immerse in the inside sulphate solution of solution tank, adjust soak time as required, avoid artifical transport, improve the accuracy of test result.
Description
Technical Field
The utility model relates to a testing machine specifically is a concrete sulfate corrodes wet cycle testing machine futilely belongs to concrete experimental facilities application technical field.
Background
The sulfate corrosion of concrete is one of the important reasons for the durability damage of concrete, especially for the strip-shaped structural engineering of railways, highways and the like, the concrete structure often faces the sulfate corrosion, for example, the second standard section of the jinghu high-speed railway under construction is in a serious sulfate corrosion environment, sulfate permeates into the concrete and has a series of physical and chemical actions with some minerals in the concrete, so that the strength of the concrete structure is reduced, the volume stability is reduced, and the durability of the concrete is seriously affected. Sulfate attack is often coupled with dry-wet cycle, and the coupling can greatly accelerate the damage speed of concrete, so that the sulfate attack dry-wet cycle performance of the concrete is one of important detection indexes of the durability of the concrete.
The existing test method and test equipment for the sulfate corrosion resistance of concrete are mostly based on the sulfate corrosion resistance of cement, and lack of special test equipment for dry-wet cycle of the sulfate corrosion resistance of concrete. Therefore, a concrete sulfate attack dry-wet cycle testing machine is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a concrete sulfate corrodes wet cycle testing machine futilely in order to solve above-mentioned problem.
The utility model realizes the purpose through the following technical proposal, a concrete sulfate erosion dry-wet cycle testing machine comprises a shell, a dry-wet separation device and a lifting device;
the dry-wet separation device comprises a fixed frame fixedly connected to the top end of a shell, a fixed pipe is fixedly connected to the inside of the fixed frame, one end of the fixed pipe is communicated with an air inlet pipe, one end of the air inlet pipe is communicated with an air nozzle, a support plate is fixedly connected to the inside of the shell, and the top end of the support plate is fixedly connected with a solution tank;
the lifting device comprises through holes arranged inside two sides of the supporting plate, the through holes are rotated to be connected with the screw rod, the screw rod is connected inside the shell in a rotating mode through the bearing, one end of the screw rod is in threaded connection with the movable block, and one end of the movable block is fixedly connected with the connecting rod.
Preferably, the heating pipe is fixedly connected to the top end inside the shell, the air nozzle is fixedly connected to the inner wall of the heating pipe, and the air blower and the electric heating wire mesh are installed inside the fixing pipe inside the shell.
Preferably, the net is placed to the one end fixed connection of connecting rod, just the board is placed to the inside fixed connection of placing the net, place the board and place the net and all be cylinder type structure, the external diameter of placing the board is less than the internal diameter of heating pipe, the internal diameter of placing the net is greater than the external diameter of heating pipe.
Preferably, the inside fixed connection baffle of solution tank, just the electric heating board is installed to the bottom of baffle, temperature and humidity sensor is installed to the one end lateral wall of solution tank, the one end of solution tank intercommunication one end of fluid-discharge tube, the internally mounted of fluid-discharge tube has the check valve.
Preferably, the number of the screw rods is two, and two the second belt pulley is all sleeved at one end of each screw rod, the second belt pulley transmits the first belt pulley through the belt, the first belt pulley is sleeved at the output end of the driving motor, and the driving motor is installed at the bottom end of the shell.
Preferably, the one end of casing is passed through the pivot and is rotated the connection side door, just handle and observation window are installed to the one end of side door.
The utility model has the advantages that:
1. the temperature of solution is heated through the electric heating plate, the temperature and the humidity of solution are monitored through the temperature and humidity sensor, concrete blocks which are used for placing the plate and placing the top of the plate are driven through the connecting rod to be separated from the sulfate solution, the placing net is continuously moved upwards to the heating pipe, the heating pipe is inserted into the placing plate and placed between the nets, an air blower and an electric heating wire net are opened through an external switch, hot air heated by the electric heating wire net is conveyed to a blast nozzle of the inner wall of the heating pipe through an air inlet pipe through the air blower, the hot air is blown to the concrete blocks placed at the top of the plate through the blast nozzle, the concrete blocks are quickly air-dried, the dry-wet cycle test is convenient, the use is convenient, the interference of external factors.
2. Drive first belt pulley through driving motor and rotate, first belt pulley passes through the belt and drives two second belt pulleys and rotate, and two second belt pulleys drive two screw rods respectively and rotate, and two screw rods drive two threaded connection's movable block and move down in step, and two movable blocks pass through the connecting rod and drive the concrete piece of placing the board and placing the board top and immerse in the inside sulphate solution of solution tank, adjust soak time as required, avoid artifical transport, improve the accuracy of test result.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is the position schematic diagram of the utility model of placing the net, the connecting rod and the board.
In the figure: 1. the casing, 2, side door, 201, observation window, 3, handle, 4, fixed frame, 5, fixed pipe, 6, air-blower, 7, electric heat silk screen, 8, the intake pipe, 9, the heating pipe, 10, the tuyere, 11, the backup pad, 12, driving motor, 13, first belt pulley, 14, the second belt pulley, 15, the belt, 16, the through-hole, 17, the screw rod, 18, the movable block, 19, the electrical heating board, 20, temperature and humidity sensor, 21, the solution tank, 22, the baffle, 23, the fluid-discharge tube, 24, place the net, 25, the connecting rod, 26, place the board.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-3, a concrete sulfate erosion dry-wet cycle testing machine includes a housing 1, a dry-wet separating device and a lifting device;
the dry-wet separation device comprises a fixed frame 4 fixedly connected to the top end of a shell 1, a fixed pipe 5 is fixedly connected inside the fixed frame 4, one end of the fixed pipe 5 is communicated with an air inlet pipe 8, one end of the air inlet pipe 8 is communicated with an air nozzle 10, a supporting plate 11 is fixedly connected inside the shell 1, and the top end of the supporting plate 11 is fixedly connected with a solution tank 21, so that repeated dry-wet separation is facilitated, and the accuracy of a test result is improved;
elevating gear is including seting up at the inside through-hole 16 in backup pad 11 both sides, the inside of through-hole 16 rotates connecting screw 17, screw 17 passes through the bearing and rotates the inside of connecting at casing 1, the one end threaded connection movable block 18 of screw 17, the one end fixed connection connecting rod 25 of movable block 18 avoids artifical transport, improves the accuracy of test result.
The heating pipe 9 is fixedly connected to the top end inside the shell 1, the air nozzle 10 is fixedly connected to the inner wall of the heating pipe 9, the air blower 6 and the electric heating wire mesh 7 are mounted inside the fixed pipe 5 inside the shell 1, the structure is more reasonable, and quick drying is facilitated; one end of the connecting rod 25 is fixedly connected with a placing net 24, a placing plate 26 is fixedly connected inside the placing net 24, the placing plate 26 and the placing net 24 are both cylindrical structures, the outer diameter of the placing plate 26 is smaller than the inner diameter of the heating pipe 9, and the inner diameter of the placing net 24 is larger than the outer diameter of the heating pipe 9, so that the structure is more reasonable and convenient to connect; a partition plate 22 is fixedly connected inside the solution tank 21, an electric heating plate 19 is installed at the bottom end of the partition plate 22, a temperature and humidity sensor 20 is installed on the side wall of one end of the solution tank 21, one end of the solution tank 21 is communicated with one end of a liquid discharge pipe 23, and a check valve is installed inside the liquid discharge pipe 23, so that the structure is more reasonable, and the connection is convenient; the number of the screw rods 17 is two, one end of each of the two screw rods 17 is sleeved with a second belt pulley 14, the second belt pulleys 14 drive a first belt pulley 13 through a belt 15, the first belt pulley 13 is sleeved at the output end of a driving motor 12, and the driving motor 12 is installed at the bottom end of the interior of the shell 1, so that the structure is more reasonable, and the connection is convenient; the one end of casing 1 is rotated through the pivot and is connected side door 2, just handle 3 and observation window 201 are installed to the one end of side door 2, and the structure is more reasonable, is convenient for connect.
When the utility model is used, firstly, all the electrical components in the device are externally connected with a control switch and a power supply, then the hinged side door 2 is opened through the handle 3, the concrete block to be tested is placed at the top end of the placing plate 26, sulfate solution with certain concentration is added into the solution box 21, the temperature of the solution is heated through the electric heating plate 19, the temperature and the humidity of the solution are monitored through the temperature and humidity sensor 20, the driving motor 12 is opened through the external switch, the driving motor 12 drives the first belt pulley 13 to rotate, the first belt pulley 13 drives the two second belt pulleys 14 to rotate through the belt 15, the two second belt pulleys 14 respectively drive the two screw rods 17 to rotate, the two screw rods 17 drive the two movable blocks 18 in threaded connection to synchronously move downwards, the two movable blocks 18 drive the placing plate 26 through the connecting rod 25 and the concrete block at the top of the placing plate 26 to be immersed in the sulfate solution in the solution box 21, adjust soak time as required, open driving motor 12 again, repeat above-mentioned operation and make movable block 18 drive through connecting rod 25 and place board 26 and place the concrete piece at board 26 top and break away from in the sulfate solution, it continues to shift up to heating pipe 9 department to place net 24, make heating pipe 9 insert and place board 26 and place between the net 24, open air-blower 6 and electric heat wire net 7 through external switch, hot-air after air-blower 6 heats electric heat wire net 7 carries to the tuyere 10 of heating pipe 9 inner wall through intake pipe 8, blow hot-air to the concrete piece of placing board 26 top through tuyere 10, thereby make the concrete piece air-dry fast, carry out above-mentioned operation repeatedly, thereby accomplish the test process, avoid artifical transport, improve the accuracy of test result.
The blower 6 adopts a high-temperature blower with the model number of 130FJ L1 sold by Shenzhen brother union electronics Limited and related matched power supply and circuit thereof.
The driving motor 12 is a servo motor sold by the official exclusive shop of morgan and with the model number of JSMA-SC04ABK and a related matched power supply and circuit.
The electric heating plate 19 is a heating plate sold by Jiangsu Xingtai electric appliances and company Limited and has model XT-JRB and related matched power supply and circuit.
The temperature and humidity sensor 20 is a temperature and humidity sensor of model D L13 sold by dalin electronics technologies ltd, guangzhou, and its associated power supply and circuit.
It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a concrete sulfate corrodes wet cycle testing machine futilely which characterized in that: comprises a shell (1), a dry-wet separation device and a lifting device;
the dry-wet separation device comprises a fixed frame (4) fixedly connected to the top end of a shell (1), a fixed pipe (5) is fixedly connected to the inside of the fixed frame (4), one end of the fixed pipe (5) is communicated with an air inlet pipe (8), one end of the air inlet pipe (8) is communicated with an air nozzle (10), a support plate (11) is fixedly connected to the inside of the shell (1), and the top end of the support plate (11) is fixedly connected with a solution tank (21);
the lifting device comprises through holes (16) formed in two sides of the supporting plate (11), a connecting screw rod (17) is rotated inside the through holes (16), the screw rod (17) is connected inside the shell (1) in a rotating mode through a bearing, one end of the screw rod (17) is in threaded connection with the movable block (18), and one end of the movable block (18) is fixedly connected with the connecting rod (25).
2. The concrete sulfate attack dry-wet cycle testing machine according to claim 1, wherein: the inside top fixed connection heating pipe (9) of casing (1), just inner wall fixed connection tuyere (10) of heating pipe (9), fixed pipe (5) internally mounted of casing (1) inside has air-blower (6) and electric heat silk screen (7).
3. The concrete sulfate attack dry-wet cycle testing machine according to claim 1, wherein: net (24) is placed to the one end fixed connection of connecting rod (25), just board (26) is placed to the inside fixed connection who places net (24), place board (26) and place net (24) and all be the cylinder type structure, the external diameter of placing board (26) is less than the internal diameter of heating pipe (9), the internal diameter of placing net (24) is greater than the external diameter of heating pipe (9).
4. The concrete sulfate attack dry-wet cycle testing machine according to claim 1, wherein: the inside fixed connection baffle (22) of solution tank (21), just electric heating board (19) are installed to the bottom of baffle (22), temperature and humidity sensor (20) are installed to the one end lateral wall of solution tank (21), the one end of solution tank (21) communicates the one end of fluid-discharge tube (23), the internally mounted of fluid-discharge tube (23) has the check valve.
5. The concrete sulfate attack dry-wet cycle testing machine according to claim 1, wherein: the quantity of screw rod (17) is two, and two second belt pulley (14) have all been cup jointed to the one end of screw rod (17), second belt pulley (14) pass through belt (15) transmission first belt pulley (13), first belt pulley (13) cup joint the output at driving motor (12), the inside bottom at casing (1) is installed in driving motor (12).
6. The concrete sulfate attack dry-wet cycle testing machine according to claim 1, wherein: the one end of casing (1) is passed through the pivot and is rotated connection side door (2), just handle (3) and observation window (201) are installed to the one end of side door (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044237.0U CN211206186U (en) | 2019-11-25 | 2019-11-25 | Concrete sulfate erosion dry-wet cycle testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044237.0U CN211206186U (en) | 2019-11-25 | 2019-11-25 | Concrete sulfate erosion dry-wet cycle testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211206186U true CN211206186U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922044237.0U Expired - Fee Related CN211206186U (en) | 2019-11-25 | 2019-11-25 | Concrete sulfate erosion dry-wet cycle testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211206186U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740239A (en) * | 2021-09-07 | 2021-12-03 | 西安工业大学 | Concrete half-soaking chemical erosion durability test device |
| CN114047080A (en) * | 2021-11-16 | 2022-02-15 | 内蒙古工业大学 | Concrete beam loading device under sulfate soaking and continuous load coupling effect |
-
2019
- 2019-11-25 CN CN201922044237.0U patent/CN211206186U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740239A (en) * | 2021-09-07 | 2021-12-03 | 西安工业大学 | Concrete half-soaking chemical erosion durability test device |
| CN113740239B (en) * | 2021-09-07 | 2024-04-26 | 西安工业大学 | Concrete semi-soaking chemical erosion durability test device |
| CN114047080A (en) * | 2021-11-16 | 2022-02-15 | 内蒙古工业大学 | Concrete beam loading device under sulfate soaking and continuous load coupling effect |
| CN114047080B (en) * | 2021-11-16 | 2023-12-08 | 内蒙古工业大学 | Concrete beam loading device under coupling action of sulfate soaking and continuous load |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 |